1801293670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{7907}}^1$

素因数の和:8053

約数の個数: 64

約数和(自身を含む): 3757881600

約数和(自身を除く): 1956587930

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 109, 110, 190, 209, 218, 418, 545, 1045, 1090, 1199, 2071, 2090, 2398, 4142, 5995, 7907, 10355, 11990, 15814, 20710, 22781, 39535, 45562, 79070, 86977, 113905, 150233, 173954, 227810, 300466, 434885, 751165, 861863, 869770, 1502330, 1652563, 1723726, 3305126, 4309315, 8262815, 8618630, 9480493, 16375397, 16525630, 18960986, 32750794, 47402465, 81876985, 94804930, 163753970, 180129367, 360258734, 900646835, 1801293670]

約数ペア:

[(1, 1801293670), (2, 900646835), (5, 360258734), (10, 180129367), (11, 163753970), (19, 94804930), (22, 81876985), (38, 47402465), (55, 32750794), (95, 18960986), (109, 16525630), (110, 16375397), (190, 9480493), (209, 8618630), (218, 8262815), (418, 4309315), (545, 3305126), (1045, 1723726), (1090, 1652563), (1199, 1502330), (2071, 869770), (2090, 861863), (2398, 751165), (4142, 434885), (5995, 300466), (7907, 227810), (10355, 173954), (11990, 150233), (15814, 113905), (20710, 86977), (22781, 79070), (39535, 45562)]